Base | Representation |
---|---|
bin | 11100100100110001… |
… | …11011111010010000 |
3 | 1110121010122002102000 |
4 | 32102120323322100 |
5 | 222404233143042 |
6 | 11014132554000 |
7 | 1052106413520 |
oct | 162230737220 |
9 | 43533562360 |
10 | 15340912272 |
11 | 65625aa4a4 |
12 | 2b81782900 |
13 | 15a636c9aa |
14 | a57607680 |
15 | 5ebc0574c |
hex | 39263be90 |
15340912272 has 160 divisors (see below), whose sum is σ = 51552533760. Its totient is φ = 4276177920.
The previous prime is 15340912271. The next prime is 15340912273. The reversal of 15340912272 is 27221904351.
15340912272 is a `hidden beast` number, since 1 + 5 + 340 + 91 + 227 + 2 = 666.
15340912272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (15340912271) and next prime (15340912273).
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (15340912271) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 62118 + ... + 185850.
It is an arithmetic number, because the mean of its divisors is an integer number (322203336).
Almost surely, 215340912272 is an apocalyptic number.
15340912272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 15340912272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25776266880).
15340912272 is an abundant number, since it is smaller than the sum of its proper divisors (36211621488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
15340912272 is a wasteful number, since it uses less digits than its factorization.
15340912272 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 123798 (or 123786 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 36.
The spelling of 15340912272 in words is "fifteen billion, three hundred forty million, nine hundred twelve thousand, two hundred seventy-two".
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